CN110583177B - Double-impeller seed guiding device of internal suction type hill-drop seed metering device and use method thereof - Google Patents
Double-impeller seed guiding device of internal suction type hill-drop seed metering device and use method thereof Download PDFInfo
- Publication number
- CN110583177B CN110583177B CN201910917158.8A CN201910917158A CN110583177B CN 110583177 B CN110583177 B CN 110583177B CN 201910917158 A CN201910917158 A CN 201910917158A CN 110583177 B CN110583177 B CN 110583177B
- Authority
- CN
- China
- Prior art keywords
- impeller
- seed
- seeds
- hole
- baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009331 sowing Methods 0.000 claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims description 39
- 238000005192 partition Methods 0.000 claims description 36
- 238000007789 sealing Methods 0.000 claims description 16
- 230000002776 aggregation Effects 0.000 claims description 15
- 238000004220 aggregation Methods 0.000 claims description 15
- 238000002955 isolation Methods 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000006471 dimerization reaction Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 238000010899 nucleation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 230000001788 irregular Effects 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 241000201976 Polycarpon Species 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 241000219146 Gossypium Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/002—Dibble seeders
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Sowing (AREA)
Abstract
The invention relates to a double-impeller seed guiding device of a suction type hole sowing seed metering device and a use method thereof, belonging to the technical field of agricultural sowing.
Description
Technical Field
The invention belongs to the technical field of agricultural sowing, and particularly relates to a double-impeller seed guiding device of a suction type hill-drop planter and a use method thereof.
Background
The precision hole direct seeding technology can accurately distribute seeds in the field according to the required hole grain number and hole distance according to the planting requirements of crops, can save the seeding quantity, reduce the later-period field management, is beneficial to stable yield and increase in yield, and has been widely applied to the seeding field of hole seeding crops such as rice, corn and cotton.
According to the seed sowing principle, the existing seed sowing device mainly comprises two types of mechanical and pneumatic seed sowing devices. Wherein, the seed guiding device matched with the pneumatic seed metering device mainly comprises a seed guiding pipe and an inverted parabolic seed guiding device. For crops planted in multiple holes, due to inconsistent seed throwing time of a seed sowing device, large individual difference between collision and bouncing of seeds and the wall surface of a seed guiding pipe, irregular vibration of a sowing machine field, difficulty in ensuring the consistency of the soil-bearing time of multiple seeds in one hole caused by a simple tubular seed guiding device, large variation coefficient of the grain spacing in the hole, uniform hole diameter and hole spacing, poor stability, and even influence on seeds with irregular appearance and low sphericity, such as rice and cotton.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to solve the defects of inconsistent seed throwing time of a seed sowing device and poor uniform hole diameter and hole distance stability caused by irregular vibration of a field of a seed sowing machine in the prior art, and provides a double-impeller seed guiding device of a suction type hole sowing seed sowing device and a use method thereof.
2. Technical proposal
In order to achieve the above purpose, the technical scheme provided by the invention is as follows:
the invention relates to a double-impeller seed guiding device of a suction type hill-drop planter, which comprises a shell, a cover plate, an inner impeller, an outer impeller and a sealing plate, wherein the open end of the shell is fixedly connected with the sealing plate, the sealing plate is fixedly connected with the cover plate, a transmission shaft is arranged in the shell, one end of the transmission shaft penetrates through a shell external sprocket, the other end of the transmission shaft penetrates through the cover plate to be externally connected with the outer impeller, the inner impeller is positioned in the shell, the transmission shaft penetrates through the center of the inner impeller to be rotationally connected with the inner impeller, a C-shaped baffle plate and a baffle ring are respectively arranged on the inner side and the outer side of the cover plate, a fan-shaped notch is arranged on the cover plate, the inner impeller and the outer impeller are respectively positioned on the inner side of the C-shaped baffle plate and the baffle ring of the cover plate, a seed inlet is arranged on the cover plate, a seed inlet pipe is fixedly connected on the cover plate, the seed inlet pipe is communicated with the seed inlet, a shaft sleeve is arranged on the outer impeller, the transmission shaft is inserted into the shaft sleeve, a baffle ring is arranged on the shaft sleeve, the baffle ring on the cover plate is provided with a notch, and a guiding pipe is arranged at the notch, the inside of the baffle ring is communicated with the guide pipe through a notch, a plurality of arc-shaped clapboards which are equally spaced are uniformly distributed on the inner impeller and the outer impeller, the arc-shaped clapboards on the outer impeller are in one-to-one correspondence with the arc-shaped clapboards on the inner impeller, the surfaces between the adjacent arc-shaped clapboards on the inner impeller are inclined planes, the surfaces between the arc-shaped clapboards on the outer impeller are planes, the arc-shaped clapboards and the inclined planes on the inner impeller form a conical space, the arc-shaped clapboards on the outer impeller and the planes form a rectangular space, the distance from the bottom of the conical space to the transmission shaft is larger than the distance from the rectangular space to the transmission shaft, a suction hole roller is arranged in the shell and coaxial with the shell, the suction hole roller is fixed on the transmission shaft, the suction hole roller, the sealing plate and the shell form a cavity, a plurality of air isolation blocks are arranged in the cavity, the air isolation blocks divide the cavity into a large cavity and a small cavity, a plurality of air hole groups are arranged on the annular side wall of the suction hole roller, the number of the air hole groups is the same as that of the arc-shaped partition plates of the inner impeller, an eye ring is sleeved in the hole sucking roller, the eye ring is fixedly connected with the hole sucking roller, the outer wall of the eye ring is attached to the inner wall of the hole sucking roller, a plurality of round holes are formed in the eye ring, the number of the round holes is the same as that of the air hole groups, the round holes are correspondingly communicated with the air hole groups one by one, and the cover plate, the eye ring and the hole sucking roller form a seed accommodating cavity together.
Preferably, the inner impeller is provided with three pin holes, the outer impeller is provided with three pin columns, and the pin columns are connected with the pin holes in an interference fit manner.
Preferably, the shell is provided with an air outlet pipe and an air inlet pipe, the air outlet pipe is communicated with the large cavity, and the air inlet pipe is communicated with the small cavity.
Preferably, the outside of outer impeller is equipped with the baffle ring, and the baffle ring passes through bolt and outer impeller fixed connection, is equipped with a plurality of baffles of inwards buckling on the baffle ring, and the baffle is arranged along the outer lane circumference of baffle ring, and the quantity of baffle is the same and the one-to-one with the arc baffle number of interior impeller.
The use method of the double-impeller seed guiding device of the internal suction type hole sowing seed metering device is that an external transmission mechanism provides power for a transmission shaft to drive the transmission shaft to rotate, further drives an outer impeller and an inner impeller to rotate, seeds between inner impeller partition plates are transferred between the outer impeller partition plates, and finally slide out of a guiding pipe to fall.
Preferably, the method of use comprises the steps of:
S100, seed feeding, wherein seeds enter a seed accommodating cavity of the seed metering device through a seed feeding pipe;
S200, sucking seeds, wherein the hole-like ring and the suction hole roller rotate simultaneously, and an external fan pumps out gas in a cavity of the seed sowing device from an air outlet pipe, so that an air hole group on the suction hole roller forms adsorption force to adsorb seeds;
s300, transferring, wherein seeds rotate to the top of the seed metering device along with the eye ring and the suction hole roller, the air-blocking block blocks air flow, and the seeds fall between the arc-shaped partition plates of the inner impeller;
S400, replacing the wheels, wherein seeds between the arc-shaped partition plates of the inner impeller slide down to the partition plates of the outer impeller through the inclined surfaces;
s500, gathering, namely, along with the rotation of the outer impeller, seeds slide to the joint of the baffle ring of the cover plate and the outer impeller along the arc-shaped baffle plate on the outer impeller to form first gathering;
S600, dimerization, namely continuously rotating an outer impeller, enabling the seeds after primary aggregation to reach a notch, and enabling the seeds to fall onto a baffle plate of a baffle plate ring through a guide pipe to form secondary aggregation;
S700, sowing, namely, along with rotation of the baffle ring, the seeds after secondary aggregation fall into soil together to finish sowing.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) The invention relates to a double-impeller seed guiding device of a suction type hole sowing seed metering device, which comprises a shell, a cover plate, an inner impeller, an outer impeller and a sealing plate, wherein the open end of the shell is fixedly connected with the sealing plate, the sealing plate is fixedly connected with the cover plate, a transmission shaft is arranged in the shell, one end of the transmission shaft penetrates through a shell external sprocket, the other end of the transmission shaft penetrates through the cover plate to be externally connected with the outer impeller, the inner impeller is positioned in the shell, the transmission shaft penetrates through the center of the inner impeller to be rotationally connected with the inner impeller, a C-shaped baffle plate and a baffle ring are respectively arranged on the inner side and the outer side of the cover plate, fan-shaped notches are arranged on the cover plate, the inner impeller and the outer impeller are respectively positioned on the inner side of the C-shaped baffle plate and the baffle ring of the cover plate, a seed inlet is arranged on the cover plate, a seed inlet pipe is fixedly connected with the cover plate, the seed inlet pipe is communicated with the seed inlet, a shaft sleeve is arranged on the outer impeller, the transmission shaft is inserted into the shaft sleeve, a baffle ring is arranged on the shaft sleeve, the baffle ring on the cover plate is provided with notches, the notch is provided with a guide pipe, the inside of the baffle ring is communicated with the guide pipe through the notch, a plurality of equally-spaced arc-shaped partition plates are respectively distributed on the inner impeller and the outer impeller, the arc-shaped partition plates on the outer impeller are in one-to-one correspondence with the arc-shaped partition plates on the inner impeller, the surfaces between the adjacent arc-shaped partition plates on the inner impeller are inclined planes, the surfaces between the arc-shaped partition plates on the outer impeller are planes, the designed seed guiding device comprises an independent seed conveying channel formed by the inner impeller and the outer impeller and is in one-to-one correspondence with the air hole group, the situation that a plurality of rice seeds are fed into each hole are fed into the same seed conveying channel in sequence is ensured, the hole channeling phenomenon of the adjacent rice seeds in the seed feeding process is prevented, the arc-shaped partition plates are designed according to the movement track of the seeds when the seed feeding device, the movement collision of the seeds in the inner impeller is reduced, the inclined plane design between the arc-shaped partition plates of the inner impeller is reduced, and the time between the arc-shaped partition plates is shortened, effectively prevent the condition that partial seeds can not reach the outer impeller when a plurality of seeds slide downwards, avoided the defect of air drop and card seed.
(2) The invention relates to a double-impeller seed guiding device of a suction type hill-drop seed sowing device, wherein three pin holes are arranged on an inner impeller, three pin columns are arranged on an outer impeller, and the pin columns are in interference fit connection with the pin holes.
(3) According to the application method of the double-impeller seed guide device of the internal suction type hole sowing seed metering device, seeds are sown, the seeds are conveyed between the arc-shaped partition plates of the external impeller through the internal impeller, the external impeller rotates to drive the seeds to slide to the joint of the baffle ring of the cover plate and the external impeller to form first seed aggregation, and finally the seeds slide to the baffle plate of the baffle ring along the guide pipe to form second seed aggregation, so that the seed sowing height of the seed metering device is reduced by the two aggregation, the falling bounce of the seeds is slowed down, and the sowing hole distances are accurate and consistent.
Drawings
FIG. 1 is a schematic diagram of a double-impeller seed guiding device of a suction type hill-drop planter of the present invention;
FIG. 2 is a schematic diagram of the structure of a cover plate of a double-impeller seed guiding device of a suction type hill-drop planter of the invention;
FIG. 3 is a schematic view of the back structure of a cover plate of a double-impeller seed guiding device of a suction type hill-drop planter of the invention;
FIG. 4 is a schematic view of the structure of the inner impeller of the double-impeller seed guiding device of the suction type hill-drop planter of the present invention;
FIG. 5 is a schematic diagram of the structure of the outer impeller of the double-impeller seed guiding device of the internal suction type hill-drop seed sowing device;
FIG. 6 is a schematic view of the structure of the back of the outer impeller of the double-impeller seed guiding device of the suction type hill-drop planter of the present invention;
FIG. 7 is a schematic diagram of the cavity of a double-impeller seed guiding device of a suction type hill-drop planter according to the present invention;
FIG. 8 is a schematic diagram of the position structure of an air-blocking block of a double-impeller seed guiding device of a suction type hill-drop planter of the invention;
FIG. 9 is a perspective view of a double-impeller seed guiding device of a suction type hill-drop planter of the present invention;
FIG. 10 is a schematic diagram of an assembly structure of a double-impeller seed guiding device of a suction type hill-drop planter of the present invention;
FIG. 11 is a flow chart of a method of using a double-impeller seed guiding device of a suction type hill-drop planter of the present invention.
Reference numerals in the schematic drawings illustrate:
100. A housing; 110. a transmission shaft; 120. a sprocket; 130. an inner impeller; 131. a pin hole; 132. an arc-shaped partition plate; 133. an inclined plane; 140. a suction hole roller; 141. an air hole group; 150. a cavity; 151. a large chamber; 152. a small chamber; 160. an air isolation block; 170. an eye ring; 171. a round hole; 181. an air inlet pipe; 182. an air outlet pipe;
200. A cover plate; 210. an outer impeller; 211. a pin; 212. a shaft sleeve; 213. a plane; 220. a baffle ring; 221. a seed inlet; 222. a notch; 230. a seed inlet pipe; 240. a guide tube; 250. a fan-shaped notch; 260. a C-shaped baffle;
300. a sealing plate;
400. A baffle ring; 410. baffle plate
500. A seed accommodating cavity.
Detailed Description
In order that the invention may be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the invention may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Example 1
Referring to fig. 1-10, a double-impeller seed guiding device of a suction type hill-drop planter in this embodiment comprises a housing 100, a cover plate 200, an inner impeller 130, an outer impeller 210 and a sealing plate 300, wherein the open end of the housing 100 is fixedly connected with the sealing plate 300, the sealing plate 300 is fixedly connected with the cover plate 200, a transmission shaft 110 is arranged in the housing 100, one end of the transmission shaft 110 penetrates through a sprocket 120 externally connected with the housing 100, the other end penetrates through the cover plate 200 to be externally connected with the outer impeller 210, the inner impeller 130 is arranged in the housing 100, the transmission shaft 110 penetrates through the center of the inner impeller 130 to be rotationally connected with the inner impeller 130, a C-shaped baffle 260 and a baffle ring 220 are respectively arranged on the inner side and the outer side of the cover plate 200, a fan-shaped notch 250 is arranged on the cover plate 200, the inner impeller 130 and the outer impeller 210 are respectively arranged on the inner sides of the C-shaped baffle 260 and the baffle ring 220 of the cover plate 200, a seed inlet 221 is arranged on the cover plate 200, a seed inlet 230 is fixedly connected on the cover plate 200, the seed inlet pipe 230 is communicated with the seed inlet 221, the outer side of the outer impeller 210 is provided with a shaft sleeve 212, the transmission shaft 110 is inserted into the shaft sleeve 212, the shaft sleeve 212 is provided with a baffle ring 400, the baffle ring 220 on the cover plate 200 is provided with a notch 222, the notch 222 is provided with a guide pipe 240, the inside of the baffle ring 220 is communicated with the guide pipe 240 through the notch 222, a plurality of equally-spaced arc-shaped partition plates 132 are uniformly distributed on the inner impeller 130 and the outer impeller 210, the arc-shaped partition plates 132 on the outer impeller 210 are in one-to-one correspondence with the arc-shaped partition plates 132 on the inner impeller 130, the surfaces between the adjacent arc-shaped partition plates 132 on the inner impeller 130 are inclined surfaces 133, the surfaces between the arc-shaped partition plates 132 on the outer impeller 210 are plane 213, and if the seed guiding device of the design is not adopted, the seed guiding device matched with the pneumatic seed metering device is mainly provided with the seed guiding pipe and the inverted parabolic seed guiding device. For crops planted in multiple holes, due to inconsistent seed throwing time of a seed sowing device, large individual difference exists between collision and bouncing of seeds and the wall surface of a seed guiding pipe, irregular vibration of a sowing machine field exists, the simple tubular seed guiding device is difficult to ensure the consistency of the soil-setting time of multiple seeds in one hole, the seed throwing height of the seeds is reduced by matching of the inner impeller 210 and the outer impeller 210, the consistency of the soil-setting time of the multiple seeds in one hole is improved, the seed sowing cavitation and the uniformity of hole distance are ensured, the outer impeller 210 and the end surface of the inner impeller 130 form a pocket-shaped space, the consistency and the aggregation of the seeds are ensured, and the inner impeller 130 and the outer impeller 210 are enclosed by surrounding plates on the inner side and the outer side, so that the seeds are prevented from sliding off.
The arc-shaped partition 132 and the inclined surface 133 on the inner impeller 130 of the present embodiment form a conical space, the arc-shaped partition 132 and the flat surface 213 on the outer impeller 210 form a rectangular space, the distance from the bottom of the conical space to the transmission shaft 110 is greater than the distance from the rectangular space to the transmission shaft 110, and the structure of the design does not need to additionally install a guiding or transmitting device, so that seeds slide in the conical space and slide into the rectangular space along the inclined surface 133.
The inner impeller 130 of this embodiment is provided with three pin holes 131, the outer impeller 210 is provided with three pin columns 211, the pin columns 211 are connected with the pin holes 131 in an interference fit manner, if the pin holes 131 and the pin columns 211 are not provided, the rotation of the inner impeller 130 and the rotation of the outer impeller 210 cannot be completely synchronous, the arc-shaped partition plates 132 are mutually staggered when rotating, the seed clamping phenomenon is easily caused, the rotation speeds of the inner impeller 130 and the outer impeller 210 are completely consistent, and the triangular stability formed by the three pin holes 131 ensures that the arc-shaped partition plates 132 of the inner impeller 130 and the outer impeller 210 are not mutually staggered when rotating, so that the seed clamping phenomenon is avoided.
The suction hole roller 140 is arranged in the shell 100 of the embodiment, the suction hole roller 140 is coaxial with the shell 100, the suction hole roller 140 is fixed on the transmission shaft 110, the suction hole roller 140, the sealing plate 300 and the shell 100 form a cavity 150, a plurality of air isolation blocks 160 are arranged in the cavity 150, the cavity 150 is divided into a large cavity 151 and a small cavity 152 by the plurality of air isolation blocks 160, a plurality of air hole groups 141 are arranged on the annular side wall of the suction hole roller 140, the number of the air hole groups 141 is the same as that of the arc-shaped partition 132 of the inner impeller 130, each group of air hole groups 141 adsorbs a plurality of seeds, the seeds are transferred to the vicinity of the small cavity 152 along with the rotation of the suction hole roller 140, when the seeds further rotate to the lower part of the small cavity 152, the adsorption force disappears, the seeds slide between the partition plates of the inner impeller 130, and each group of seeds can correspondingly slide between each arc-shaped partition 132 of the inner impeller 130 due to the fact that the number of the air hole groups 141 is the same as that of the arc-shaped partition 132 of the inner impeller 130, and the sowing spacing is the same.
The casing 100 of this embodiment is provided with an air outlet pipe 182 and an air inlet pipe 181, the air outlet pipe 182 is communicated with the large chamber 151, the air inlet pipe 181 is communicated with the small chamber 152, the air flow direction in the small chamber 152 is from outside to inside, seeds adsorbed on the suction hole roller 140 below the small chamber 152 are blown out and slide down under the action of the air flow, the air outlet pipe 182 is communicated with the large chamber 151, the air flow direction in the large chamber 151 is from inside to outside, and the seeds adsorbed on the air hole group 141 on the suction hole roller 140 in the large chamber 151 are adsorbed on the air holes under the action of the air flow, so that the seeds are prevented from sliding down.
The hole-sucking roller 140 of this embodiment is sleeved with the hole-sucking ring 170, the hole-sucking ring 170 is fixedly connected with the hole-sucking roller 140, the outer wall of the hole-sucking ring 170 is attached to the inner wall of the hole-sucking roller 140, a plurality of round holes 171 are arranged on the hole-sucking ring 170, the round holes 171 are the same as the air hole groups 141 in number, the round holes 171 are communicated in one-to-one correspondence, the cover plate 200, the hole-sucking ring 170 and the hole-sucking roller 140 jointly form a seed accommodating cavity 500, seeds are piled in the seed accommodating cavity 500, the number of the round holes 171 on the hole-sucking ring 170 is the same as the number of the air hole groups 141 on the hole-sucking roller 140, each round hole 171 corresponds to one group of air hole groups 141, the air hole groups 141 are located at the center of the round holes 171, and the designed structure ensures that the number of each group of seeds is the same during subsequent sowing, and the sowing effect is good.
The outside of the outer impeller 210 of this embodiment is equipped with baffle ring 400, baffle ring 400 passes through bolt and outer impeller 210 fixed connection, be equipped with a plurality of baffles 410 of inwards buckling on the baffle ring 400, baffle 410 is arranged along the outer lane circumference of baffle ring 400, the quantity of baffle 410 is the same and the one-to-one with the arc baffle 132 of interior impeller 130, when the structure of this design is in use, through the second collection seed through guide pipe 240 landing gathering to the baffle 410 of baffle ring 400, the second time short temporary collection of many seeds has been realized, again along with the rotation of baffle ring 400, the many seeds fall together, the realization is the second time reduces the throw height, the uniformity of many seeds of a cave time of having improved, guarantee row seed hole formation nature and cave apart from homogeneity.
Example 2
Referring to fig. 1-11, a method for using a double-impeller seed guiding device of a suction type hill-drop planter in this embodiment provides power for a transmission shaft 110 by an external transmission mechanism, drives the transmission shaft 110 to rotate, further drives an outer impeller 210 and an inner impeller 130 to rotate, and seeds between the inner impeller 130 are transferred between the outer impeller 210 and the inner impeller 130, and finally slide out from a guiding tube 240.
The application method of the embodiment comprises the following steps:
s100, feeding seeds, wherein the seeds enter a seed accommodating cavity 500 of the seed metering device through a seed feeding pipe 230;
s200, sucking seeds, wherein the eye ring 170 and the suction hole roller 140 rotate simultaneously, and an external fan pumps out the gas in the cavity of the seed sowing device from the gas outlet pipe 182, so that the air hole group 141 on the suction hole roller 140 forms adsorption force to adsorb seeds;
S300, transferring, wherein seeds rotate to the top of the seed metering device along with the eye ring 170 and the suction hole roller 140, the air-blocking block 160 blocks air flow, and the seeds fall between the arc-shaped partition plates 132 of the inner impeller 130;
S400, changing the wheels, wherein seeds between the arc-shaped partition plates 132 of the inner impeller 130 slide down to between the partition plates of the outer impeller 210 through the inclined surfaces 133;
S500, a first aggregation, wherein along with the rotation of the outer impeller 210, seeds slide to the joint of the baffle ring 220 of the cover plate 200 and the outer impeller 210 along the arc-shaped baffle 132 on the outer impeller 210 to form a first aggregation;
S600, dimerization, namely the outer impeller 210 continues to rotate, seeds after primary aggregation reach the notch 222 and fall onto the baffle 410 of the baffle ring 400 through the guide pipe 240 to form secondary aggregation;
and S700, sowing, namely, along with rotation of the baffle ring 400, the seeds after secondary aggregation fall into soil together to finish sowing.
During operation, the inner impeller 130, the outer impeller 210 and the baffle ring 400 all rotate synchronously with the transmission shaft 110, seeds enter the seeding apparatus through the seed inlet pipe 230, the air inlet pipe 181 is air-inlet, the air outlet pipe 182 is air-out, a plurality of seeds are adsorbed on the air hole group 141 in the suction hole roller 140, the adsorbed seeds are transferred to the position right above the seeding apparatus along with the rotation of the suction hole roller 140 and the eye ring 170, the seeds drop to the seeding apparatus due to the blocking of the air flow at the upper air separation block 160 by gravity, then enter between the arc-shaped baffle plates 132 of the inner impeller 130, the plurality of seeds slide along the arc-shaped baffle plates 132 of the outer impeller 210 along the inclined plane 133 on the inner impeller 130, the seeds gather along the arc-shaped baffle plates 132 of the outer impeller 210 at the joint of the cover plate 200, the plurality of seeds reach the guide pipe 240, the seeds fall together, the inner and outer impeller 210 cooperate to play a role of first seed dropping height, the seeds gather on the guide pipe 240 to the baffle plate 400, the first seed dropping holes are temporarily and the second seed dropping time is shortened along with the arc-shaped baffle plates 132 of the outer impeller 210, and the first seed dropping time is shortened, and the second seed dropping time is shortened along with the first seed dropping time is ensured.
The seed guiding device is not only suitable for crops requiring seed sowing of multiple seeds in one hole, but also can be used for crops sowed in single seed hole.
The foregoing examples merely illustrate certain embodiments of the invention and are described in more detail and are not to be construed as limiting the scope of the invention; it should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the concept of the invention, all of which fall within the scope of protection of the invention; accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (6)
1. A double-impeller seed guiding device of a suction type hill-drop seed sowing device is characterized in that: comprises a shell, a cover plate, an inner impeller, an outer impeller and a sealing plate, wherein the open end of the shell is fixedly connected with the sealing plate, the sealing plate is fixedly connected with the cover plate, a transmission shaft is arranged in the shell, one end of the transmission shaft penetrates through an external chain wheel of the shell, the other end of the transmission shaft penetrates through an external impeller of the cover plate, the inner impeller is positioned in the shell, the transmission shaft penetrates through the center of the inner impeller to be rotationally connected with the inner impeller, a C-shaped baffle and a baffle ring are respectively arranged on the inner side and the outer side of the cover plate, a sector notch is arranged on the cover plate, the inner impeller and the outer impeller are respectively positioned on the inner side of the C-shaped baffle and the baffle ring of the cover plate, a seed inlet is formed in the cover plate, a seed inlet pipe is fixedly connected with the cover plate, a shaft sleeve is arranged on the outer side of the outer impeller, the transmission shaft is inserted into the shaft sleeve, a baffle ring is arranged on the shaft sleeve, the baffle ring on the cover plate is provided with a notch, the notch is provided with a guide pipe, the inside of the baffle ring is communicated with the guide pipe through the notch, a plurality of arc-shaped clapboards which are equally spaced are uniformly distributed on the inner impeller and the outer impeller, the arc-shaped clapboards on the outer impeller are in one-to-one correspondence with the arc-shaped clapboards on the inner impeller, the surfaces between the adjacent arc-shaped clapboards on the inner impeller are inclined planes, the surfaces between the arc-shaped clapboards on the outer impeller are planes, the arc-shaped clapboards and the inclined planes on the inner impeller form a conical space, the distance from the bottom of the conical space to the transmission shaft is larger than the distance from the rectangular space to the transmission shaft, a suction hole roller is arranged in the shell and coaxial with the shell, the suction hole roller is fixed on the transmission shaft, the suction hole roller, the sealing plate and the shell form a cavity, a plurality of air separation blocks are arranged in the cavity, the cavity is divided into a large cavity and a small cavity by the plurality of air isolation blocks, a plurality of air hole groups are arranged on the annular side wall of the hole sucking roller, the number of the air hole groups is the same as that of the arc-shaped partition plates of the inner impeller, an eye ring is sleeved in the hole sucking roller and fixedly connected with the hole sucking roller, the outer wall of the eye ring is attached to the inner wall of the hole sucking roller, a plurality of round holes are arranged on the eye ring, the round holes are the same as the number of the air hole groups, the round holes are communicated in a one-to-one correspondence manner, and the cover plate, the eye ring and the hole sucking roller jointly form a seed accommodating cavity.
2. The double-impeller seed guiding device of the internal suction type hole sowing seed metering device as set forth in claim 1, wherein: the inner impeller is provided with three pin holes, the outer impeller is provided with three pin columns, and the pin columns are connected with the pin holes in an interference fit mode.
3. The double-impeller seed guiding device of the internal suction type hole sowing seed metering device as set forth in claim 1, wherein: the shell is provided with an air outlet pipe and an air inlet pipe, the air outlet pipe is communicated with the large chamber, and the air inlet pipe is communicated with the small chamber.
4. The double-impeller seed guiding device of the internal suction type hole sowing seed metering device as set forth in claim 1, wherein: the outer side of outer impeller is equipped with the baffle ring, the baffle ring passes through bolt and outer impeller fixed connection, be equipped with a plurality of baffles of inwards buckling on the baffle ring, the baffle is arranged along the outer lane circumference of baffle ring, the quantity of baffle is the same and the one-to-one with the arc baffle number of interior impeller.
5. The method for using the double-impeller seed guiding device of the internal suction type hole sowing seed metering device as set forth in claim 1, wherein the method comprises the following steps: the use method is that an external transmission mechanism provides power for the transmission shaft to drive the transmission shaft to rotate, further drives the outer impeller and the inner impeller to rotate, seeds between the inner impeller baffles are transferred to the outer impeller baffles, and finally slide out of the guide tube to fall.
6. The method of using a double-impeller seed guiding device of a suction type hill-drop planter as claimed in claim 1, wherein the method comprises the following steps:
S100, seed feeding, wherein seeds enter a seed accommodating cavity of the seed metering device through a seed feeding pipe;
S200, sucking seeds, wherein the hole-like ring and the suction hole roller rotate simultaneously, and an external fan pumps out gas in a cavity of the seed sowing device from an air outlet pipe, so that an air hole group on the suction hole roller forms adsorption force to adsorb seeds;
s300, transferring, wherein seeds rotate to the top of the seed metering device along with the eye ring and the suction hole roller, the air-blocking block blocks air flow, and the seeds fall between the arc-shaped partition plates of the inner impeller;
S400, replacing the wheels, wherein seeds between the arc-shaped partition plates of the inner impeller slide down to the partition plates of the outer impeller through the inclined surfaces;
s500, gathering, namely, along with the rotation of the outer impeller, seeds slide to the joint of the baffle ring of the cover plate and the outer impeller along the arc-shaped baffle plate on the outer impeller to form first gathering;
S600, dimerization, namely continuously rotating an outer impeller, enabling the seeds after primary aggregation to reach a notch, and enabling the seeds to fall onto a baffle plate of a baffle plate ring through a guide pipe to form secondary aggregation;
S700, sowing, namely, along with rotation of the baffle ring, the seeds after secondary aggregation fall into soil together to finish sowing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910917158.8A CN110583177B (en) | 2019-09-26 | 2019-09-26 | Double-impeller seed guiding device of internal suction type hill-drop seed metering device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910917158.8A CN110583177B (en) | 2019-09-26 | 2019-09-26 | Double-impeller seed guiding device of internal suction type hill-drop seed metering device and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110583177A CN110583177A (en) | 2019-12-20 |
| CN110583177B true CN110583177B (en) | 2024-05-28 |
Family
ID=68863717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910917158.8A Active CN110583177B (en) | 2019-09-26 | 2019-09-26 | Double-impeller seed guiding device of internal suction type hill-drop seed metering device and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110583177B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109168453A (en) * | 2018-09-19 | 2019-01-11 | 安徽农业大学 | A kind of Pneumatic type feed mechanism and its strength band of application send formula essence amount dispenser |
| CN109463081A (en) * | 2018-12-18 | 2019-03-15 | 安徽农业大学 | An air suction cup type hole seed metering device with adjustable sowing volume |
| CN109618614A (en) * | 2019-01-16 | 2019-04-16 | 安徽农业大学 | A side-filling and positive-throwing precision seed metering device and a seed metering method thereof |
| CN110089240A (en) * | 2019-04-24 | 2019-08-06 | 石河子大学 | In a kind of, the precise seeder of big partial size seed |
| CN211210467U (en) * | 2019-09-26 | 2020-08-11 | 安徽农业大学 | Double-impeller seed guiding device of internal suction type hole sowing seed sowing device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7140311B2 (en) * | 2004-01-31 | 2006-11-28 | Deere & Company | Vacuum pump for agricultural seeding equipment |
| EP3235360B1 (en) * | 2011-03-22 | 2019-09-25 | Precision Planting LLC | Seed meter |
-
2019
- 2019-09-26 CN CN201910917158.8A patent/CN110583177B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109168453A (en) * | 2018-09-19 | 2019-01-11 | 安徽农业大学 | A kind of Pneumatic type feed mechanism and its strength band of application send formula essence amount dispenser |
| CN109463081A (en) * | 2018-12-18 | 2019-03-15 | 安徽农业大学 | An air suction cup type hole seed metering device with adjustable sowing volume |
| CN109618614A (en) * | 2019-01-16 | 2019-04-16 | 安徽农业大学 | A side-filling and positive-throwing precision seed metering device and a seed metering method thereof |
| CN110089240A (en) * | 2019-04-24 | 2019-08-06 | 石河子大学 | In a kind of, the precise seeder of big partial size seed |
| CN211210467U (en) * | 2019-09-26 | 2020-08-11 | 安徽农业大学 | Double-impeller seed guiding device of internal suction type hole sowing seed sowing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110583177A (en) | 2019-12-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111886970B (en) | A pneumatic small-diameter seed intelligent plug seedling seedling planter | |
| CN109168453A (en) | A kind of Pneumatic type feed mechanism and its strength band of application send formula essence amount dispenser | |
| US2960258A (en) | Apparatus for seed planting | |
| CN109496504A (en) | Double plate high speed Pneumatic type bud kind precise seeder | |
| CN103749049B (en) | Inside fill kind of a strength integrated arranging precise seeder | |
| CN203537802U (en) | One-device double-row pneumatic type precision seed sowing device for rape and wheat | |
| CN102106210B (en) | Multifunctional precision planter | |
| CN108243682B (en) | Peanut seeder | |
| CN109463081A (en) | An air suction cup type hole seed metering device with adjustable sowing volume | |
| CN104982127B (en) | Pneumatic Cup Spoon Metering Meter for Potatoes | |
| CN106416536A (en) | Chute and suction hole combined type precision seed-metering device | |
| CN217445811U (en) | Air suction seed tray for multi-row staggered sowing, single body and sowing machine | |
| CN110583177B (en) | Double-impeller seed guiding device of internal suction type hill-drop seed metering device and use method thereof | |
| CN109302869B (en) | A negative pressure air suction type precision sowing device and using method thereof | |
| CN109566018A (en) | One device duplicate rows high speed strength precision seeder | |
| CN110143283A (en) | A pneumatic sowing method and device | |
| CN211210467U (en) | Double-impeller seed guiding device of internal suction type hole sowing seed sowing device | |
| CN110972638B (en) | Precise directional seed supply device and method for pneumatic roller seed sowing device | |
| CN112930789A (en) | Air-suction type precision seed sowing device for single-disc double-side seed sowing | |
| CN201374908Y (en) | universal seed meter for seeder | |
| CN113767736B (en) | Duckbill seeder is with getting kind ware | |
| CN214482208U (en) | Electronic suction-blowing multi-row multifunctional seeder general seed sowing device | |
| CN116114437A (en) | Eight-row pneumatic precision seed metering device | |
| CN222465304U (en) | A vertical unloading double seedling belt precision seed metering device | |
| CN115299222A (en) | A rice seed metering device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |